
package org.amos.upms.modules.system.service.impl;

import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.conditions.update.UpdateWrapper;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import org.amos.core.basic.utils.AmosUtils;
import org.amos.upms.modules.system.entity.UserDept;
import org.amos.upms.modules.system.mapper.UserDeptMapper;
import org.amos.upms.modules.system.service.IUserDeptService;
import org.springframework.stereotype.Service;

import java.util.Collections;
import java.util.HashSet;
import java.util.List;
import java.util.Set;

/**
 * <p>
 * 用户部门关联 服务实现类
 * </p>
 *
 * @author CodeGenerator
 * @since 2020-12-20
 */
@Service
public class UserDeptServiceImpl extends ServiceImpl<UserDeptMapper, UserDept> implements IUserDeptService {

    @Override
    public Set<Long> findDeptIdsByUserId(Long userId) {
        QueryWrapper<UserDept> qw = new QueryWrapper<>();
        qw.eq(AmosUtils.toDbField(UserDept::getUserId), userId);
        List<UserDept> userDepts = super.list(qw);

        Set<Long> deptIds = new HashSet<>();
        userDepts.forEach(x -> {
            deptIds.add(x.getDeptId());
        });
        return deptIds;
    }

    @Override
    public Boolean updateUserDept(Long userId, Set<Long> deptIds) {
        //删除用户部门
        this.removeByUserIds(Collections.singleton(userId));
        //批量添加用户部门
        Boolean res = baseMapper.saveBatch(userId, deptIds);
        return res;
    }

    @Override
    public Boolean removeByUserIds(Set<Long> userIds) {
        UpdateWrapper<UserDept> uw = new UpdateWrapper<>();
        uw.in(AmosUtils.toDbField(UserDept::getUserId), userIds);
        return super.remove(uw);
    }
}
